September Weather in Monte Castello, Italy

Last updated: August 23, 2025

In September, the average temperature in Monte Castello, Italy hovers around 19°C (67°F), with a range from a brisk 6°C (43°F) to a warm 32°C (90°F). During this period, expect about 96 mm (3.8 in) of precipitation spread over 10 days, contributing to an average humidity level of 66%. Enjoy the refreshing climate as you explore this beautiful destination!

September Temperature in Monte Castello

In September in Monte Castello, the average temperature is 19°C (67°F). Maximums can reach 32°C (90°F), while minimums can drop as low as 6°C (43°F). This makes Monte Castello a great destination for travelers seeking a pleasant climate with diverse experiences.

September Weather in Monte Castello: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Monte Castello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monte Castello, September typically has an average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec404448546272757667585043
Data source: Temperature data for Monte Castello generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Monte Castello

In Monte Castello in September, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

September Precipitation Trends in Monte Castello

The chart displays monthly precipitation patterns in Monte Castello, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Monte Castello, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec43856465106516357968510478
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Monte Castello

In Monte Castello in September humidity is 66%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making it mildly uncomfortable for traveling, as you may find yourself needing to frequently stop for hydration and to seek shade from the sun.

September Average Humidity in Monte Castello

This chart illustrates the average monthly humidity levels in Monte Castello, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Monte Castello is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Monte Castello

In Monte Castello in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Monte Castello.

Maximum UV Index Levels in Monte Castello for September

The chart shows the monthly maximum UV Index (UVI) for Monte Castello in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Monte Castello typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246789987532
Data source: Monte Castello September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Monte Castello Compares to Other Months

Weather in Monte Castello varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Monte Castello, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Monte Castello, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)42 mm (1.7 inches)84%low
February Weather7°C (45°F)85 mm (3.3 inches)76%moderate
March Weather9°C (48°F)64 mm (2.5 inches)68%high
April Weather12°C (54°F)65 mm (2.5 inches)70%high
May Weather17°C (62°F)106 mm (4.2 inches)69%very high
June Weather22°C (72°F)51 mm (2.0 inches)62%very high
July Weather24°C (76°F)63 mm (2.5 inches)57%very high
August Weather24°C (76°F)57 mm (2.2 inches)55%very high
September Weather19°C (67°F)96 mm (3.8 inches)66%high
October Weather14°C (58°F)85 mm (3.4 inches)79%moderate
November Weather10°C (51°F)104 mm (4.1 inches)84%moderate
December Weather6°C (43°F)78 mm (3.1 inches)83%low

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